Home / 17,213.56-25,815.17-6,118.79

Finding the Fourth Proportional to 17,213.56, 25,815.17 and 6,118.79

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Solution

The fourth proportional to 17,213.56, 25,815.17 and 6,118.79 is: 9,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,213.56 : 25,815.17 = 6,118.79 : x
  2. Step 2: Convert to fraction form
    17,213.56/25,815.17 = 6,118.79/x
  3. Step 3: Cross multiply
    17,213.56x = 25,815.17 × 6,118.79
  4. Step 4: Simplify right side
    17,213.56x = 157,957,604.04
  5. Step 5: Solve for x
    x = 157,957,604.04/17,213.56
  6. Step 6: Final answer
    x = 9,176.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.